1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    *
5    *
6    *
7    * The contents of this file are subject to the terms of the Liferay Enterprise
8    * Subscription License ("License"). You may not use this file except in
9    * compliance with the License. You can obtain a copy of the License by
10   * contacting Liferay, Inc. See the License for the specific language governing
11   * permissions and limitations under the License, including but not limited to
12   * distribution rights of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.job;
24  
25  import com.liferay.portal.dao.shard.ShardUtil;
26  import com.liferay.portal.kernel.job.IntervalJob;
27  import com.liferay.portal.kernel.log.Log;
28  import com.liferay.portal.kernel.log.LogFactoryUtil;
29  import com.liferay.portal.util.PropsValues;
30  
31  import org.quartz.JobDetail;
32  import org.quartz.JobExecutionContext;
33  import org.quartz.StatefulJob;
34  
35  /**
36   * <a href="JobWrapper.java.html"><b><i>View Source</i></b></a>
37   *
38   * @author Brian Wing Shun Chan
39   */
40  public class JobWrapper implements StatefulJob {
41  
42      public void execute(JobExecutionContext context) {
43          try {
44              if (_job == null) {
45                  JobDetail jobDetail = context.getJobDetail();
46  
47                  Class<IntervalJob> intervalJobClass = JobClassUtil.get(
48                      jobDetail.getName());
49  
50                  _classLoader = intervalJobClass.getClassLoader();
51  
52                  _job = (IntervalJob)_classLoader.loadClass(
53                      intervalJobClass.getName()).newInstance();
54              }
55  
56              Thread currentThread = Thread.currentThread();
57  
58              ClassLoader contextClassLoader =
59                  currentThread.getContextClassLoader();
60  
61              try {
62                  currentThread.setContextClassLoader(_classLoader);
63  
64                  for (String shardName : PropsValues.SHARD_AVAILABLE_NAMES) {
65                      ShardUtil.pushCompanyService(shardName);
66  
67                      try {
68                          _job.execute(new JobExecutionContextImpl(context));
69                      }
70                      finally {
71                          ShardUtil.popCompanyService();
72                      }
73                  }
74              }
75              finally {
76                  currentThread.setContextClassLoader(contextClassLoader);
77              }
78          }
79          catch (Exception e) {
80              _log.error(e, e);
81          }
82      }
83  
84      private static Log _log = LogFactoryUtil.getLog(JobWrapper.class);
85  
86      private ClassLoader _classLoader;
87      private IntervalJob _job;
88  
89  }